how to convert xls to xlsx

Question

I have some *.xls(excel 2003) files， and I want to convert those files into xlsx(excel 2007).

I use the uno python package, when I save the documents, I can set the

Answer 1

@CaKel and @Jhon Anderson solution:

def _get_xlrd_cell_value(cell):
    value = cell.value
        if cell.ctype == xlrd.XL_CELL_DATE:
            # Start: if time is 00:00 this fix is necessary
            if value == 1.0:
                datetime_tup = (0, 0, 0)
            else:
            # end
                datetime_tup = xlrd.xldate_as_tuple(value, 0)

            if datetime_tup[0:3] == (0, 0, 0):
                value = datetime.time(*datetime_tup[3:])
            else:
                value = datetime.datetime(*datetime_tup)
    return value

And now this code runs perfect for me !